PEDEVCO CORP — Director's Dealing 2011

May 4, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLAST ENERGY SERVICES, INC. (BESV.OB)
CIK: 0001141197
Period of Report: 2010-06-01

Reporting Person: BLOCK JOHN R (Former Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2008-05-05	Stock Option	$0.2	A	0	Acquired	2018-05-05	Common Stock (137500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	443250	Direct

Footnotes

F1: There have been no changes to the derivative securities originally reported in the Form 3 filed by the Reporting Person on July 29, 2009, other than the fact that 137,500 of the 150,000 Stock Options awarded to the Reporting Person on May 5, 2008, which vested quarterly to the Reporting Person over a three year period were fully vested at the time the Reporting Person retired from the board (only 100,000 of such options had vested as of July 29, 2009).